http://www.articleheaven.net en-us editorial@articlealley.com Duna Group is a team of several companies dedicated to the research, development and production of polyurethanes and epoxy resins. Through the years the group has reached a very important position internationally, excelling in the constant devotion to res... http://www.articleheaven.net/dunausa-inc-development-and-production-of-polyurethane-foam-for-industrial-insulation-1371611.html 01st February 2010